Prosthesis



FIG. 1 is a perspective view of a prosthesis according to the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a rear view thereof.

The broken line showing of is included for the purpose of illustrating environment and forms no part of the claimed design. 

The ornamental design for a prosthesis, as shown and described. 